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Dr. Anuruddhika G. Jayasinghe

Ph.D. – University of Calgary, Alberta, Canada, B.Sc. Eng. (Hons.) – University of Moratuwa, Sri Lanka

Senior Lecturer (Grade I) 

Department of Civil Engineering Faculty of Engineering Technology
  • Office E 014, Department of Civil Engineering, Faculty of Engineering Technology, The Open University of Sri Lanka, Nawala, Nugegoda.
  • +94-11-2881317
  • anjay@ou.ac.lk

Geotechnical Engineering

Geomechanics of Tropical Residual Soils, Geotechnical Site Characterization and Field Investigation Methods, Big-Data in Geotechnical Engineering, Geotechnical aspects of dams related disaster management

Course Coordination:
CVX7241 Geotechnical Design

Ongoing Research:

  • An integrated framework for dams related disaster management relevant to earthen embankment dams of Sri Lanka
  • Shear strength characteristics of tropical residual soils influenced by fines content
  • GIS based integrated approach to assessment of landslide hazard potential along Southern Expressway – Sri Lanka
  • Soil engineering based macro and micro characterization of ceramic clays in Sri Lanka
  • An application of a GIS based integrated approach to soil erosion and reservoir sedimentation analysis
  1. Wickramasinghe, G.K.P., Chandrasena, A.P.N.P., Jayasinghe, A.G., Seneviratne, S.W., Benchmarking of Dam Safety Guidelines for Sri Lanka, Proceedings of the 21st Academic Sessions, University of Ruhuna, March 2024, ISSN: 2362-0412, https://www.ruh.ac.lk/index.php/en/
  2. Chandrasena, A.P.N.P., Jayasinghe, A.G., Seneviratne, S.W., Dam Safey Guidelines for Sri Lanka, Proceedings of the 12th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, October 2023.
  3. De Silva, Y.C.C.D., Jayasinghe, A.G., Seneviratne, S.W., Wickramaarachchi, T.N., Failure Risk Assessment of Earthen Dams, Proceedings of the 12th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, October 2023.
  4. Perera, U.L.N.S., Jayasinghe, A.G., Wikramaarachchi, T.N., GIS-Based Approach to Soil Erosion and Reservoir Sedimentation Analysis, Proceedings of the 12th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, October 2023.
  5. Saravanabavan, J., Jayasinghe, A.G., Behaviour of Laterally Loaded Piles – A Critical Review, Proceedings of the 12th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, October 2023.
  6. Wijesingha, A.G.S.M., Jayasinghe, A.G., Design Criteria for Piles Subjected to Negative Skin Friction, Proceedings of the 12th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, October 2023.
  7. Devindi, R.A.I, Dayanthi, W.K.C.N, Jayasinghe, A.G., Modelling of a Permeable Reactive Barrier (PBR) Filled with Low-Cost Reactive Materials in Treating Groundwater at Landfill Sites, Proceedings of the 12th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, October 2023.
  8. Thanthirige, N.B. and Jayasinghe, A.G., Shear Strength Characteristics of Remolded Coarse and Fine Mixtures of Tropical Residual Soils, Proceedings of the 11th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, August 2022.
  9. Chamuditha, H.A.P. and Jayasinghe, A.G., Strength-Deformation Characteristics of Tropical Residual Soils, Proceedings of the 11th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, August 2022.
  10. Jayawardana, P.M., Jayasinghe, A.G., Wimalasena, B.A.D.S., and Udayangani, W.M.I., Field Soil Identification, Classification, and Testing Practices in Sri Lanka – A Pilot Study to Assess Worker Competency, Proceedings of the 11th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, August 2022.
  11. Sanjaikanth N., Jayasinghe, A. G., and Wimalasena, B.A.D.S., Sustainable Management of Excavated Soil and Rock in Urban Development, Proceedings of the 11th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, August 2022.
  12. Bamunuvitharana, A.S. and Jayasinghe, A.G., Rethinking Site Characterization in Tropical Residual Soil Profiles, Proceedings of the 19th Academic Sessions, University of Ruhuna, March 2022.
  13. Lavanraj, T., Jayasinghe, A.G., and Seneviratna, D.M.K.N, An Investigation into Differential Characterization of Soils Across CPT Interpretation Schemes, Proceedings of the 10th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, December 2021.
  14. Bamunuvitharana, A.S. and Jayasinghe, A.G., Variation in Strength-Deformation Characteristics of Residual Soils Between Undisturbed and Remolded States, Proceedings of the 10th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, December 2021.
  15. Wijerathna, W.N.M. and Jayasinghe, A.G., An application of filter paper method to investigate the impact of dry unit weight on soil water characteristics, Proceedings of the 9th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, September 2020.
  16. Sathik, A.G.M. and Jayasinghe, A.G., Design and construction of a moisture retention cell for testing soil water retention characteristics of unsaturated soils, Proceedings of the 9th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, September 2020.
  17. Sathusan N. and Jayasinghe A.G., A statistical approach to identification of homogeneity in CPT generated subsurface profiles, Proceedings of the 9th Symposium on Recent Advances in Civil Engineering, Civil and Environmental Engineering Society (CEES), University of Ruhuna, September 2020.
  18. Jayasinghe, A. G., & Grozic, J. L., Estimating Pore Space Hydrate Saturation Using Dissociation Gas Evolution Measurements: In Relevance to Laboratory Testing of Natural or Artificially Synthesised Hydrate‐Bearing Soil Specimens. Journal of Geological Research, 2013(1), 815841.
  19. Jayasinghe, A. G., Grozic, J. L. H., Challenges in the Determination of Hydrate Saturation: Sensitivity to measurements and Assumptions, Proceedings of the 7th International Conference on Gas Hydrates (ICGH), Edinburgh, Scotland, United Kingdom, July 2011.
  20. Jayasinghe, A. G., Grozic, J. L. H., Geo-mechanics in Hydrate Reservoir Simulation, Proceedings of the 61st Canadian Geotechnical Conference & 9th Joint CGS/IAH-CNC Groundwater Conference, Edmonton, Alberta, Canada, September 2008.
  21. Jayasinghe, A. G., Grozic, J. L. H., Modeling Dissociation Behaviour of Methane Hydrate in Porous Soil Media, Proceedings of the 6th International Conference on Gas Hydrates (ICGH), Vancouver, British Columbia, Canada, July 2008.
  22. Jayasinghe, A. G., Grozic, J. L. H., An Experimental Investigation of Temperature Induced Dissociation of Methane Hydrate in Porous Soil Media, Proceedings of the 60th Canadian Geotechnical Conference & 8th Joint CGS/IAH-CNC Groundwater Conference, Ottawa, Ontario, Canada, October 2007.
  23. Jayasinghe, A. G., Grozic, J. L. H., Modeling pressure induced dissociation of hydrates in porous soil media; Proceedings of the Annual Conference of the Canadian Society for Civil Engineering, Yellowknife, NWT, Canada, 2007; Vol. 1, pp 540-549.
  24. Jayasinghe, A.G., Kumaarachchi, K. A. S. B., Fernando, B. N. S., A Comparative Study of Measurement of Soil Matric Suction Using Different Methods, Proceedings of the Sri Lankan Geotechnical Society Annual General Meeting and the conference, Sri Lanka, September 2004.

    Geotechnical Engineering Consultancy (Selected Projects)

    1. Rectification of Gabion Wall Failure at Government Agent’s Bungalow, Galle – Independent design review for proposed retaining wall – 2021
    2. Initial Environmental Examination (IEE) for the Proposed Sea Out Fall for Export Processing Zone, Koggala – Impact assessment and recommendation of mitigatory measures as relevant to geotechnical engineering – 2020
    3. Pre-FEED Geoscience Surveys for Tullow Kenya B.V. – an oil filed development in South Lokichar Basin of Kenya – Geotechnical site characterization, liquefaction analysis, and design of shallow and deep foundations – 2017-2018
    4. Dam Safety Review-Ashland Dam for Sinopec Daylight Energy Ltd. – Geotechnical investigation, instrumentation installation, and subsequent dam safety review at the Ashland Dam, Warburg, Alberta, Canada to address geotechnical aspects including slope/seepage analysis and seismic hazard assessment in accordance with Canadian Dam Association (CDA) guidelines – 2018
    5. Dam Safety Reviews for Syncrude Canada Ltd. – for various tailings containment dams for a major oil sands project in Northern Alberta, Canada – Slope/seepage analysis and seismic hazard assessment in accordance with Canadian Dam Association (CDA) guidelines with application to mining dams – 2017-2018
    6. Trans Anatolian Natural Gas Pipeline Project / TANAP – Geotechnical design of compressor and metering stations for construction of an 1850 km-long pipeline to supply gas from Azerbaijan to Turkey and Europe – Design of shallow and deep foundations, assessment of fill material suitability, stability analysis of slopes with assessment of seismic slope displacements – 2015-2016
    7. LNG Terminal in North-Western BC for LNGCanada – Front End Engineering Design (FEED) and Early Works Detailed Design to develop a new liquid natural gas export terminal in North-Western British Columbia, Canada – Geotechnical site characterization, design of shallow and deep foundations, long term settlement monitoring and analysis, geotechnical design of flood prevention embankments, liquefaction analysis and ground improvement design – 2018
    8. Lafarge Exshaw Cement Plant Expansion for LaFarge North America – Data management and preparation of construction completions reports on quality assurance and quality control (QA/QC) of construction works including pile installation, earthworks, and construction of shallow foundations for an industrial plant expansion development in Exshaw, Alberta, Canada – 2013-2015
    9. Sunset Gas Plant for Shell Canada Energy – Pre-front-end engineering design of a gas processing plant development in north-eastern British Columbia, Canada – Independent gap analysis and review of 3rd party geotechnical design – Engineering interpretation of subsurface conditions and assessment of pile lateral capacity – 2014-2015
    10. Suncor Landfill Expansion for Suncor Energy Inc. – Geotechnical design and quality assurance/quality control (QA/QC) during construction of an industrial landfill located within an oil sands processing plant for disposal of solid non-hazardous waste generated by Suncor’s operations, Fort McMurray, Alberta, Canada – 2014-2015
    11. Expansion of Christina Lake Steam Assisted Gravity Drainage (SAGD) Facilities for MEG Energy – Geotechnical site characterization, provision of foundation and construction recommendations for engineering in the presence of muskeg and cold weather conditions for design of well pads and associated access road structures – Christina Lake, Alberta, Canada – 2014
    12. Edmonton North Terminal Tank Farm for Pembina Pipeline Corporation – Geotechnical site characterization, design of shallow and deep foundations, and stability analysis of slopes for an upstream storage tank farm, Edmonton, Alberta, Canada – 2013-2014
    13. Bar-C Site Remediation / Imperial Oil Limited – A beyond typical landfill design with attention paid to alignment of the design with northern climatic conditions and permafrost including thermal modelling for landfill cap design for the conceptual/detailed design/ construction stages of a landfill development in the Canadian Artic – 2014
    14. Geotechnical Foundation Recommendations for North American Construction Group – Geotechnical site characterization, design of shallow foundations, and provision of recommendations for cold weather earthworks and frost protection of foundations for an office complex and a light-weight machine shop, Fort McMurray, Alberta, Canada – 2013
    15. Canada Olympic Park – Legacy II Ski Lift Fill for WinSport Canada – Geotechnical field investigation and installation of deformation and ground water monitoring instrumentation, monitoring data collection, processing and interpretation for the ski area at Canada Olympic Park, Calgary, Alberta, Canada – 2013-2014
    16. Westbrook Mixed Commercial and Residential Development / EMWS Holdings Ltd. – Geotechnical field investigation and foundation recommendations for a multi-storey development in Calgary, Alberta, Canada – 2013
    17. Mountain View – Phase 2 for Town of Okotoks – Independent Review of 3rd party slope stability analysis for geo-reinforced slopes in the vicinity of a residential development, Okotoks, Alberta, Canada – 2013
    18. ATCO 114 kV Transmission Line (Pack 15) for CIMA+ – Geotechnical filed investigation and site characterization for power transmission line between the town of Oyen and Monitor, in the Hanna region of Alberta, Canada – 2012-2013
    19. Kami Iron Ore Project for The Kami Mine Limited Partnership – Front-end engineering design (FEED) including planning and scheduling of supplementary geotechnical investigation, geotechnical site characterization, provision of geotechnical foundation recommendations for shallow and deep foundations for major water crossing structures and other site facilities for an open pit mine development in southern Labrador, Newfoundland and Labrador, Canada – 2012-2013
  • Institute of Engineers, Sri Lanka (IESL) – Associate Member (AMIESL)
  • Association of Professional Engineers and Geoscientists of Alberta (APEGA), Canada – Member
  • ISRM/SLRMES International Society for Rock Mechanics and Rock Engineering / Sri Lankan Rock
  • Mechanics and Engineering Society – Member

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